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Surgical instrument segmentation in robot-assisted surgery (RAS) - especially that using learning-based models - relies on the assumption that training and testing videos are sampled from the same domain. However, it is impractical and…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Zixu Zhao , Yueming Jin , Bo Lu , Chi-Fai Ng , Qi Dou , Yun-Hui Liu , Pheng-Ann Heng

Despite the recent progress in incremental learning, addressing catastrophic forgetting under distributional drift is still an open and important problem. Indeed, while state-of-the-art domain incremental learning (DIL) methods perform…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Julien Nicolas , Florent Chiaroni , Imtiaz Ziko , Ola Ahmad , Christian Desrosiers , Jose Dolz

Human-robot collaboration is on the rise. Robots need to increasingly improve the efficiency and smoothness with which they assist humans by properly anticipating a human's intention. To do so, prediction models need to increase their…

Robotics · Computer Science 2019-01-31 Shuangda Duan , Longxin Chen , Hongmin Wu , Yaxiang Wang , Xuan Zhao , Juan Rojas

Ambiguity in medical image segmentation calls for models that capture full conditional distributions rather than a single point estimate. We present Prior-Guided Residual Diffusion (PGRD), a diffusion-based framework that learns voxel-wise…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Fuyou Mao , Beining Wu , Yanfeng Jiang , Han Xue , Yan Tang , Hao Zhang

Imitation learning is promising for robotic manipulation, but \emph{precise insertion} in the real world remains difficult due to contact-rich dynamics, tight clearances, and limited demonstrations. Many existing visuomotor policies depend…

Robotics · Computer Science 2026-03-25 Han Sun , Sheng Liu , Yizhao Wang , Zhenning Zhou , Shuai Wang , Haibo Yang , Jingyuan Sun , Qixin Cao

Existing Human Motion Prediction (HMP) methods based on RGB-D cameras are sensitive to lighting conditions and raise privacy concerns, limiting their real-world applications such as firefighting and healthcare. Motivated by the robustness…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Junqiao Fan , Haocong Rao , Jiarui Zhang , Jianfei Yang , Lihua Xie

Imitation Learning (IL) is a promising paradigm for learning dynamic manipulation of deformable objects since it does not depend on difficult-to-create accurate simulations of such objects. However, the translation of motions demonstrated…

Robotics · Computer Science 2024-03-20 Eric Hannus , Tran Nguyen Le , David Blanco-Mulero , Ville Kyrki

Physics-informed deep learning has been developed as a novel paradigm for learning physical dynamics recently. While general physics-informed deep learning methods have shown early promise in learning fluid dynamics, they are difficult to…

Fluid Dynamics · Physics 2024-06-07 Jing Qiu , Jiancheng Huang , Xiangdong Zhang , Zeng Lin , Minglei Pan , Zengding Liu , Fen Miao

Solving storage problem: where objects must be accurately placed into containers with precise orientations and positions, presents a distinct challenge that extends beyond traditional rearrangement tasks. These challenges are primarily due…

Robotics · Computer Science 2024-09-04 Haonan Chang , Kowndinya Boyalakuntla , Yuhan Liu , Xinyu Zhang , Liam Schramm , Abdeslam Boularias

Recent advancements in multi-modal large language models have propelled the development of joint probabilistic models capable of both image understanding and generation. However, we have identified that recent methods suffer from loss of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Jian Yang , Dacheng Yin , Yizhou Zhou , Fengyun Rao , Wei Zhai , Yang Cao , Zheng-Jun Zha

Model Predictive Path Integral (MPPI) control, Reinforcement Learning (RL), and Diffusion Models have each demonstrated strong performance in trajectory optimization, decision-making, and motion planning. However, these approaches have…

Machine Learning · Computer Science 2025-03-05 Yankai Li , Mo Chen

Generative diffusion models have received increasing attention in medical imaging, particularly in limited-angle computed tomography (LACT). Standard diffusion models achieve high-quality image reconstruction but require a large number of…

Image and Video Processing · Electrical Eng. & Systems 2025-07-11 Yi Liu , Yiyang Wen , Zekun Zhou , Junqi Ma , Linghang Wang , Yucheng Yao , Liu Shi , Qiegen Liu

Accurate modeling of robot dynamics is essential for model-based control, yet remains challenging under distributional shifts and real-time constraints. In this work, we formulate system identification as an in-context meta-learning problem…

Machine Learning · Computer Science 2026-04-21 Angelo Moroncelli , Matteo Rufolo , Gunes Cagin Aydin , Asad Ali Shahid , Loris Roveda

We explore the problem of estimating the mass distribution of an articulated object by an interactive robotic agent. Our method predicts the mass distribution of an object by using the limited sensing and actuating capabilities of a robotic…

Robotics · Computer Science 2020-11-20 K. Niranjan Kumar , Irfan Essa , Sehoon Ha , C. Karen Liu

Generative diffusion models have achieved remarkable success in producing high-quality images. However, these models typically operate in continuous intensity spaces, diffusing independently across pixels and color channels. As a result,…

Graphics · Computer Science 2025-05-20 Javier E. Santos , Agnese Marcato , Roman Colman , Nicholas Lubbers , Yen Ting Lin

Dynamic 3D interaction has been attracting a lot of attention recently. However, creating such 4D content remains challenging. One solution is to animate 3D scenes with physics-based simulation, which requires manually assigning precise…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Tianyu Huang , Haoze Zhang , Yihan Zeng , Zhilu Zhang , Hui Li , Wangmeng Zuo , Rynson W. H. Lau

The increasing complexity of tasks in robotics demands efficient strategies for multitask and continual learning. Traditional models typically rely on a universal policy for all tasks, facing challenges such as high computational costs and…

It is of great concern to produce numerically efficient methods for moisture diffusion through porous media, capable of accurately calculate moisture distribution with a reduced computational effort. In this way, model reduction methods are…

Computational Physics · Physics 2020-02-20 Suelen Gasparin , Julien Berger , Denys Dutykh , Nathan Mendes

Utilizing perception for feedback control in combination with Dynamic Movement Primitive (DMP)-based motion generation for a robot's end-effector control is a useful solution for many robotic manufacturing tasks. For instance, while…

Robotics · Computer Science 2024-10-28 Ghananeel Rotithor , Iman Salehi , Edward Tunstel , Ashwin P. Dani

Although robotic applications increasingly demand versatile and dynamic object handling, most existing techniques are predominantly focused on grasp-based manipulation, limiting their applicability in non-prehensile tasks. To address this…

Robotics · Computer Science 2025-02-25 Hamidreza Raei , Elena De Momi , Arash Ajoudani